diff options
| author | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-09-27 16:35:16 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-09-27 16:35:16 +0000 |
| commit | da9675a241ab9856377b9bd63504b2d5333b3c7a (patch) | |
| tree | 15c8f64a5dbb56ef78dc059bbaa436c6e374ce2f /ArmPkg/Include | |
| parent | 0c0e7ef451a3f74d6756d6ec65685114b3dacea8 (diff) | |
| download | edk2-platforms-da9675a241ab9856377b9bd63504b2d5333b3c7a.tar.xz | |
ArmPkg: Add ARM Architectural Timer support
ARM Architectural Timer support is defined by the ARM Generic Timer Specification.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12455 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Include')
| -rw-r--r-- | ArmPkg/Include/Chipset/ArmV7.h | 7 | ||||
| -rw-r--r-- | ArmPkg/Include/Chipset/ArmV7ArchTimer.h | 138 | ||||
| -rw-r--r-- | ArmPkg/Include/Library/ArmLib.h | 2 | ||||
| -rw-r--r-- | ArmPkg/Include/Library/ArmV7ArchTimerLib.h | 115 |
4 files changed, 261 insertions, 1 deletions
diff --git a/ArmPkg/Include/Chipset/ArmV7.h b/ArmPkg/Include/Chipset/ArmV7.h index 909686ce36..bb306a5f48 100644 --- a/ArmPkg/Include/Chipset/ArmV7.h +++ b/ArmPkg/Include/Chipset/ArmV7.h @@ -17,6 +17,7 @@ #define __ARM_V7_H__
#include <Chipset/ArmV7Mmu.h>
+#include <Chipset/ArmV7ArchTimer.h>
// Domain Access Control Register
#define DOMAIN_ACCESS_CONTROL_MASK(a) (3UL << (2 * (a)))
@@ -82,6 +83,12 @@ ArmWriteTpidrurw ( UINTN
EFIAPI
+ArmIsArchTimerImplemented (
+ VOID
+ );
+
+UINTN
+EFIAPI
ArmReadIdPfr1 (
VOID
);
diff --git a/ArmPkg/Include/Chipset/ArmV7ArchTimer.h b/ArmPkg/Include/Chipset/ArmV7ArchTimer.h new file mode 100644 index 0000000000..734c8855ee --- /dev/null +++ b/ArmPkg/Include/Chipset/ArmV7ArchTimer.h @@ -0,0 +1,138 @@ +/** @file
+*
+* Copyright (c) 2011, ARM Limited. All rights reserved.
+*
+* This program and the accompanying materials
+* are licensed and made available under the terms and conditions of the BSD License
+* which accompanies this distribution. The full text of the license may be found at
+* http://opensource.org/licenses/bsd-license.php
+*
+* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+*
+**/
+
+#ifndef __ARMV7_ARCH_TIMER_H_
+#define __ARMV7_ARCH_TIMER_H_
+
+UINTN
+EFIAPI
+ArmReadCntFrq (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntFrq (
+ UINTN FreqInHz
+ );
+
+UINT64
+EFIAPI
+ArmReadCntPct (
+ VOID
+ );
+
+UINTN
+EFIAPI
+ArmReadCntkCtl (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntkCtl (
+ UINTN Val
+ );
+
+UINTN
+EFIAPI
+ArmReadCntpTval (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntpTval (
+ UINTN Val
+ );
+
+UINTN
+EFIAPI
+ArmReadCntpCtl (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntpCtl (
+ UINTN Val
+ );
+
+UINTN
+EFIAPI
+ArmReadCntvTval (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntvTval (
+ UINTN Val
+ );
+
+UINTN
+EFIAPI
+ArmReadCntvCtl (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntvCtl (
+ UINTN Val
+ );
+
+UINT64
+EFIAPI
+ArmReadCntvCt (
+ VOID
+ );
+
+UINT64
+EFIAPI
+ArmReadCntpCval (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntpCval (
+ UINT64 Val
+ );
+
+UINT64
+EFIAPI
+ArmReadCntvCval (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntvCval (
+ UINT64 Val
+ );
+
+UINT64
+EFIAPI
+ArmReadCntvOff (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCntvOff (
+ UINT64 Val
+ );
+
+#endif
diff --git a/ArmPkg/Include/Library/ArmLib.h b/ArmPkg/Include/Library/ArmLib.h index e88633e1e9..3ce687244f 100644 --- a/ArmPkg/Include/Library/ArmLib.h +++ b/ArmPkg/Include/Library/ArmLib.h @@ -167,7 +167,7 @@ Cp15CacheInfo ( BOOLEAN EFIAPI -ArmIsMPCore ( +ArmIsMpCore ( VOID ); diff --git a/ArmPkg/Include/Library/ArmV7ArchTimerLib.h b/ArmPkg/Include/Library/ArmV7ArchTimerLib.h new file mode 100644 index 0000000000..d2f4a46c66 --- /dev/null +++ b/ArmPkg/Include/Library/ArmV7ArchTimerLib.h @@ -0,0 +1,115 @@ +/** @file + + Copyright (c) 2011, ARM Ltd. All rights reserved.<BR> + + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef __ARM_V7_ARCH_TIMER_LIB_H__ +#define __ARM_V7_ARCH_TIMER_LIB_H__ + +#define ARM_ARCH_TIMER_ENABLE (1 << 0) +#define ARM_ARCH_TIMER_IMASK (1 << 1) +#define ARM_ARCH_TIMER_ISTATUS (1 << 2) + +typedef enum { + CntFrq = 0, + CntPct, + CntkCtl, + CntpTval, + CntpCtl, + CntvTval, + CntvCtl, + CntvCt, + CntpCval, + CntvCval, + CntvOff, + CnthCtl, + CnthpTval, + CnthpCtl, + CnthpCval, + RegMaximum +}ARM_ARCH_TIMER_REGS; + +VOID +EFIAPI +ArmArchTimerReadReg ( + IN ARM_ARCH_TIMER_REGS Reg, + OUT VOID *DstBuf + ); + +VOID +EFIAPI +ArmArchTimerWriteReg ( + IN ARM_ARCH_TIMER_REGS Reg, + IN VOID *SrcBuf + ); + +VOID +EFIAPI +ArmArchTimerEnableTimer ( + VOID + ); + +VOID +EFIAPI +ArmArchTimerDisableTimer ( + VOID + ); + +VOID +EFIAPI +ArmArchTimerSetTimerFreq ( + IN UINTN FreqInHz + ); + +UINTN +EFIAPI +ArmArchTimerGetTimerFreq ( + VOID + ); + +VOID +EFIAPI +ArmArchTimerSetTimerVal ( + IN UINTN Val + ); + +UINTN +EFIAPI +ArmArchTimerGetTimerVal ( + VOID + ); + +UINT64 +EFIAPI +ArmArchTimerGetSystemCount ( + VOID + ); + +UINTN +EFIAPI +ArmArchTimerGetTimerCtrlReg ( + VOID + ); + +VOID +EFIAPI +ArmArchTimerSetTimerCtrlReg ( + UINTN Val + ); + +VOID +EFIAPI +ArmArchTimerSetCompareVal ( + IN UINT64 Val + ); + +#endif // __ARM_V7_ARCH_TIMER_LIB_H__ |